" While tracking trends can be a useful tool in dealing with the unpredictable future, market research can be more of a problem than a help. Research does best at measuring the past. New ideas and concepts are almost impossible to measure. No one has a frame of reference. People don’t know what they will do until they face an actual decision.
The classic example is the research conducted before Xerox introduced the plain-paper copier. What came back was the conclusion that no one would pay five cents for a plain-paper copy when they could get a Thermofax copy for a cent and a half. Xerox ignored the research, and the rest is history. "

― Al Ries , The 22 Immutable Laws of Marketing: Violate Them at Your Own Risk